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Earnings Per Share (Tables) | 12 Months Ended
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Dec. 31, 2018
Earnings Per Share [Abstract] |
Summary of Per Common Share Data and Amounts | The following table presents a summary of per common share data and amounts for the periods indicated.
| Years ended December 31,
(in thousands, except per share data) | 2018 |  | 2017 |  | 2016
Net income as reported | $ | 89,217 |  |  | $ | 48,190 |  |  | $ | 48,837 |
Weighted average common shares outstanding | 23,100 |  |  | 22,953 |  |  | 20,003 |
Additional dilutive common stock equivalents | 189 |  |  | 296 |  |  | 287 |
Weighted average diluted common shares outstanding | 23,289 |  |  | 23,249 |  |  | 20,290 |
Basic earnings per common share: | $ | 3.86 |  |  | $ | 2.10 |  |  | $ | 2.44 |
Diluted earnings per common share: | $ | 3.83 |  |  | $ | 2.07 |  |  | $ | 2.41 |

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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